Trading nations exchange tariff concessions in the context of trade liberalizing rounds. Tariffs, nonetheless, are not the only instrument affecting the value of a concession. Domestic instruments affect it as well, but public order is not negotiable, and, consequently, is not scheduled. Public...

This paper examines if international trade can reduce total welfare in an international oligopoly with differentiated goods. We show that welfare is a U-shaped function in the transport cost as long as trade occurs in equilibrium. With a Cournot duopoly trade can reduce welfare compared to...

We use a dynamic oligopoly model of entry and exit to evaluate how entry regulations affect profitability and market structure in retail. The model incorporates demand and store-level heterogeneity. Based on unique data for all retail food stores in Sweden, we find that the average entry costs...

No abstract.

This paper discusses allocation of burden of proof in environmental disputes in the WTO system. Besides laying down the natural principles that (i) the complainant carries the burden to (ii) make a prima facie case that its claim holds, WTO adjudicating bodies have said little of more general...

This study contributes to the debate concerning the appropriate role of multilateral environmental agreements (MEAs) in in WTO dispute settlement. Its distinguishing feature is that it seeks to address this relationship in light of the reason why the parties have chosen to separate their...

The basic legal instrument in the WTO Agreement regulating domestic environmental policies is the GATT National Treatment (NT) provision. The practical ambit of this clause is largely determined by the allocation of the burden of proof (BoP) in NT disputes. The purpose of this paper is to...

This paper examines the intensive and extensive margins of carbon leakage. The analysis uses an increase in the Swedish electricity price to identify the impact on imports at the firm and product level. Our model of heterogenous firms predicts that higher domestic electricity prices lead firms...

I analyze renewable electricity policy in a multinational electricity market with transmission investment. If national policy makers choose support schemes to maximize domestic welfare, then a trade policy motive arises operating independently of any direct benefit of renewable electricity. The...

No abstract.